Service difficulty report · Fmu · Bombdr DHC8400

Difficulty date
May 7, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Bombdr DHC8400
Part
Fmu
Part number
81980011
Condition
Leaking
Location
Lt Engine
Stage of operation
IN
How discovered
9
Nature of condition
K
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) AIRCRAFT IN MAINTENANCE FOR LH ENGINE CHIP DETECTOR INSPECTION. WITH THE AIRCRAFT ON THE ENGINE RUN BAY THE ENGINEER NOTICED THAT THE FMU LOOKED WET. THE ENGINE WAS MOTORED AND FUEL LEAK CHECK WAS CARRIED OUT. FUEL WAS OBSERVED SPRAYING OUT OF THE FMU TORQUE MOTOR. THE LEAK WAS OBSERVED TO START AS SOON AS THE ENGINE WAS MOTORED LOW NH. (SEE ALSO CASA SDR #2019611953661/611953661) (TC# 20190613009)